Event ID 13508 source NtFrs on newly added DC Windows 2012 R2

I have been moving my environment to Windows 2012 R2 from Windows 2003 network recently. One of server roles I was moving was domain controllers. I had two of them, both running Windows 2003 SP2. After a fresh installation of Windows 2012 and adding 2 new VMs to domain I installed Adtive Directory Domain Services and promoted them to be domain controllers. All forest and domain preparations are made by the wizard, so only thing you do is to raise forest and domain functional level to be equal to 2003. Then I waited a bit (1 hour?) and moved all FSMO roles to new servers.  And that was the time I saw these warnings coming up on both Win 2012 machines: (more…)

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Nested Hyper-V Shared-Nothing Migration

Previously I set up nested Hyper-V environment on ESXi 5.5. Now I will show you how to setup Hyper-V itself to prevent it from causing purple screen of death on ESXi when live migrating vms. I assume you have Hyper-V joined to your domain and followed my previous post about installing nested hyper-v. (more…)

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Nested Hyper-V 2012 R2 on ESXi 5.5

Today I`m gonna show in quick step-by-step guide how to prepare ESXi and properly install Microsoft Hyper-V 2012 R2 as a VM inside ESXi 5.5 host. I assume that you have basic knowledge of how to install ESXi, use vSphere client, SSH and a bit of Linux commands. I actually have two ASRock Z87M Pro4 with Intel i5-4440 based whiteboxes with ESXi 5.5 installed on them. You can find in my previous post how to build it. (more…)

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I am a big fan of IT technologies. I work for big FMCG company where I designed a virtual environment based on Vmware ESXi, Brocade Fibre Chanel Switches and EMC VNX…

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